Lua APA (7ú heag.)

Welch, P. S. (1952). Limnology (2nd ed.). McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Welch, P. S. Limnology. 2nd ed. New York: McGraw-Hill, 1952.

Lua MLA (9ú heag.)

Welch, P. S. Limnology. 2nd ed. McGraw-Hill, 1952.

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